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Finding the Fourth Proportional to 6,681.70, 10,028.63 and 3,564.37

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Solution

The fourth proportional to 6,681.70, 10,028.63 and 3,564.37 is: 5,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.70 : 10,028.63 = 3,564.37 : x
  2. Step 2: Convert to fraction form
    6,681.70/10,028.63 = 3,564.37/x
  3. Step 3: Cross multiply
    6,681.70x = 10,028.63 × 3,564.37
  4. Step 4: Simplify right side
    6,681.70x = 35,745,769.36
  5. Step 5: Solve for x
    x = 35,745,769.36/6,681.70
  6. Step 6: Final answer
    x = 5,349.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.